Allow stateless commands to be run without config/database (#544)

* Allow stateless commands to be run without config/database

Fixes an issue where gen-completions fails trying to create a config
directory in restrained build environments/distribution.

* move non-db commands up to core subcommands

* re-add lost lines

* re-add lost lines

Co-authored-by: Conrad Ludgate <conrad.ludgate@truelayer.com>

src/command/client.rs

@@ -1,18 +1,15 @@
 use std::path::PathBuf;
 
-use clap::{CommandFactory, Subcommand};
-use clap_complete::{generate, generate_to, Shell};
+use clap::Subcommand;
 use eyre::{Result, WrapErr};
 
 use atuin_client::{database::Sqlite, settings::Settings};
-use atuin_common::utils::uuid_v4;
 
 #[cfg(feature = "sync")]
 mod sync;
 
 mod history;
 mod import;
-mod init;
 mod search;
 mod stats;
 
@@ -30,27 +27,9 @@ pub enum Cmd {
     /// Calculate statistics for your history
     Stats(stats::Cmd),
 
-    /// Output shell setup
-    #[clap(subcommand)]
-    Init(init::Cmd),
-
-    /// Generate a UUID
-    Uuid,
-
     /// Interactive history search
     Search(search::Cmd),
 
-    /// Generate shell completions
-    GenCompletions {
-        /// Set the shell for generating completions
-        #[clap(long, short)]
-        shell: Shell,
-
-        /// Set the output directory
-        #[clap(long, short)]
-        out_dir: Option<String>,
-    },
-
     #[cfg(feature = "sync")]
     #[clap(flatten)]
     Sync(sync::Cmd),
@@ -70,34 +49,7 @@ impl Cmd {
             Self::History(history) => history.run(&settings, &mut db).await,
             Self::Import(import) => import.run(&mut db).await,
             Self::Stats(stats) => stats.run(&mut db, &settings).await,
-            Self::Init(init) => {
-                init.run();
-                Ok(())
-            }
             Self::Search(search) => search.run(&mut db, &settings).await,
-            Self::Uuid => {
-                println!("{}", uuid_v4());
-                Ok(())
-            }
-            Self::GenCompletions { shell, out_dir } => {
-                let mut cli = crate::Atuin::command();
-
-                match out_dir {
-                    Some(out_dir) => {
-                        generate_to(shell, &mut cli, env!("CARGO_PKG_NAME"), &out_dir)?;
-                    }
-                    None => {
-                        generate(
-                            shell,
-                            &mut cli,
-                            env!("CARGO_PKG_NAME"),
-                            &mut std::io::stdout(),
-                        );
-                    }
-                }
-
-                Ok(())
-            }
             #[cfg(feature = "sync")]
             Self::Sync(sync) => sync.run(settings, &mut db).await,
         }

src/command/init.rs

@@ -11,17 +11,17 @@ pub enum Cmd {
 }
 
 fn init_zsh() {
-    let full = include_str!("../../shell/atuin.zsh");
+    let full = include_str!("../shell/atuin.zsh");
     println!("{}", full);
 }
 
 fn init_bash() {
-    let full = include_str!("../../shell/atuin.bash");
+    let full = include_str!("../shell/atuin.bash");
     println!("{}", full);
 }
 
 fn init_fish() {
-    let full = include_str!("../../shell/atuin.fish");
+    let full = include_str!("../shell/atuin.fish");
     println!("{}", full);
 }
 

src/command/mod.rs

@@ -1,4 +1,5 @@
-use clap::Subcommand;
+use clap::{CommandFactory, Subcommand};
+use clap_complete::{generate, generate_to, Shell};
 use eyre::Result;
 
 #[cfg(feature = "client")]
@@ -7,6 +8,8 @@ mod client;
 #[cfg(feature = "server")]
 mod server;
 
+mod init;
+
 #[derive(Subcommand)]
 #[clap(infer_subcommands = true)]
 pub enum AtuinCmd {
@@ -18,6 +21,24 @@ pub enum AtuinCmd {
     #[cfg(feature = "server")]
     #[clap(subcommand)]
     Server(server::Cmd),
+
+    /// Output shell setup
+    #[clap(subcommand)]
+    Init(init::Cmd),
+
+    /// Generate a UUID
+    Uuid,
+
+    /// Generate shell completions
+    GenCompletions {
+        /// Set the shell for generating completions
+        #[clap(long, short)]
+        shell: Shell,
+
+        /// Set the output directory
+        #[clap(long, short)]
+        out_dir: Option<String>,
+    },
 }
 
 impl AtuinCmd {
@@ -27,6 +48,33 @@ impl AtuinCmd {
             Self::Client(client) => client.run(),
             #[cfg(feature = "server")]
             Self::Server(server) => server.run(),
+            Self::Init(init) => {
+                init.run();
+                Ok(())
+            }
+            Self::Uuid => {
+                println!("{}", atuin_common::utils::uuid_v4());
+                Ok(())
+            }
+            Self::GenCompletions { shell, out_dir } => {
+                let mut cli = crate::Atuin::command();
+
+                match out_dir {
+                    Some(out_dir) => {
+                        generate_to(shell, &mut cli, env!("CARGO_PKG_NAME"), &out_dir)?;
+                    }
+                    None => {
+                        generate(
+                            shell,
+                            &mut cli,
+                            env!("CARGO_PKG_NAME"),
+                            &mut std::io::stdout(),
+                        );
+                    }
+                }
+
+                Ok(())
+            }
         }
     }
 }